diff --git a/Dockerfile b/Dockerfile
index e3c29bf..ea9ff32 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -29,6 +29,7 @@ COPY --from=frontend /tmp/code/styles/dist/style.css /tmp/code/styles/dist/style
 RUN cd /tmp/code && \
     pip3 install -r requirements.txt && \
     python3 setup.py install && \
+    userdel --remove ubuntu && \
     useradd --uid 1000 app && \
     rm -rf /tmp/code